Methanethiol
TL;DR: Methanethiol (CAS 74-93-1) is a chemical compound with molecular formula CH4S and molecular weight 48.003372 g/mol, supplied by CoreyChem (Career Henan Chemical Co., Ltd.) with ISO-certified quality and global shipping.
methanethiol
Also Known As: methanethiol, Methylmercaptan, Mercaptomethane, METHYL MERCAPTAN, Thiomethanol
Application Areas
Top 5 of 22 IPC patent classification(s) from the SureChEMBL global patent database.
Technical Specifications
| Molecular Formula | CH4S |
| Molecular Weight | 48.003372 g/mol |
| XLogP | 0.5 |
| Topological Polar Surface Area (TPSA) | 1.0 Ų |
| Hydrogen Bond Donors | 1 |
| Hydrogen Bond Acceptors | 1 |
| Rotatable Bonds | 0 |
| Exact Mass | 48.003372 Da |
| Heavy Atoms | 2 |
| Complexity | 2.0 |
| Melting Point | -189.4 °F (EPA, 1998) |
| Boiling Point | 42.7 °F at 760 mmHg (EPA, 1998) |
| Density | 0.892 at 42.8 °F (USCG, 1999) - Less dense than water; will float |
| Flash Point | 0 °F (EPA, 1998) |
| Vapor Pressure | 1 to 400 mmHg at -131.26 to 44.24 °F (EPA, 1998) |
| Refractive Index | 1.430-1.436 (gas); 0.894 (liquid) |
| Solubility | 2 % (NIOSH, 2024) |
| SMILES | CS |
| InChIKey | LSDPWZHWYPCBBB-UHFFFAOYSA-N |
Product Description
Applications: Methanethiol is used in heterocycle construction in medicinal chemistry and agrochemical discovery, as well as pharmaceutical synthesis routes and API production. It commonly serves as a versatile building block for organic synthesis. CoreyChem supplies Methanethiol (CAS 74-93-1) with custom synthesis available from milligram to multi-kilogram scale, supported by COA, MSDS, and HPLC/NMR/MS documentation.
Methanethiol is a heterocyclic building block identified by CAS number 74-93-1 and the molecular formula CH4S and a molecular weight of 48 g/mol. Physically, the compound has a density of 0.892 at 42.8 °F (USCG, 1999) - Less dense than water; will float g/cm³, a solubility: 2 % (NIOSH, 2024). It is also known as methanethiol and Methylmercaptan.
Custom synthesis and full analytical documentation (COA/MSDS) are available from CoreyChem. Request a quotation with your required quantity and purity for current lead time and pricing.
Chemical Property Profile of Methanethiol
Property Insights of Methanethiol
The XLogP value of 0.5 suggests moderate lipophilicity, balancing water solubility and membrane permeability for Methanethiol. With a topological polar surface area (TPSA) of 1.0 Ų, Methanethiol exhibits relatively low polarity, potentially indicating favorable cell membrane permeability. Following Lipinski's Rule of Five, Methanethiol has 1 hydrogen bond donor(s) and 1 hydrogen bond acceptor(s), all within the drug-like range, suggesting favorable oral bioavailability potential.
Frequently Asked Questions
What is the CAS number of Methanethiol?
The CAS number of Methanethiol is 74-93-1.
What is the molecular formula of Methanethiol?
The molecular formula of Methanethiol is CH4S.
What is the molecular weight of Methanethiol?
The molecular weight of Methanethiol is 48.003372 g/mol.
What are the applications of Methanethiol?
Methanethiol is used in heterocycle construction in medicinal chemistry and agrochemical discovery, as well as pharmaceutical synthesis routes and API production. It commonly serves as a versatile building block for organic synthesis. CoreyChem supplies Methanethiol (CAS 74-93-1) with custom...
Where can I buy Methanethiol?
You can request a quote for Methanethiol directly from CoreyChem. Contact us or email [email protected] for pricing and availability.
Does CoreyChem offer custom synthesis for Methanethiol?
Yes, CoreyChem provides custom synthesis services for Methanethiol and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.